Pith Number

pith:YKTZZ5NW

pith:2003:YKTZZ5NWJJR2ZYIZ5S2KHFS4GL

not attested not anchored not stored refs pending

Early ($<$0.3 day) R-band light curve of the optical afterglow of GRB030329

C. Yoshizumi, H. Mito, J. Suzuki, K. Makishima, K. Tarusawa, R.A. Burenin, S. Miyasaka, S. Nishiura, S. Shiki, T. Aoki, T. Miyata, T. Sekiguchi, T. Soyano, T. Tamagawa, Y. Nakada, Y. Urata

arxiv:astro-ph/0312145 v1 · 2003-12-05 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YKTZZ5NWJJR2ZYIZ5S2KHFS4GL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:37:56.639177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a79cf5b64a63ace119ecb4a3965c32e5d632a718cb54129d5886aecac40f3e

Aliases

arxiv: astro-ph/0312145 · arxiv_version: astro-ph/0312145v1 · doi: 10.48550/arxiv.astro-ph/0312145 · pith_short_12: YKTZZ5NWJJR2 · pith_short_16: YKTZZ5NWJJR2ZYIZ · pith_short_8: YKTZZ5NW

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YKTZZ5NWJJR2ZYIZ5S2KHFS4GL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c2a79cf5b64a63ace119ecb4a3965c32e5d632a718cb54129d5886aecac40f3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ca0cb6215fc9011986cfdd22c33513ef97cca2523856cc0c58da69b6fb177d6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-05T08:10:26Z",
    "title_canon_sha256": "e18923ffe711a7aa028fccd22cdf1b22a7f6ffb576a1649a5c62762d6b70a1e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312145",
    "kind": "arxiv",
    "version": 1
  }
}